There is the requirement, as mentioned, for a coupon retrieval system on the Above Ground Test Certificate. there should then be a shop SOP and a field SOP. Attaching the coupon to the tee is a pretty good SOP for the field work.
On Wed, Feb 18, 2015 at 5:12 PM, Cahill, Christopher <[email protected]> wrote: > What's the difference between the field cut and the shop cut? There isn't > an AHJ in the world that can tell if I shop drilled or field drilled. At > my last company often enough we'd shop drill. Or the shop welded cut out? > Or is someone saying they all need to be attached? I don't see where any > need be. And the requirements for retrieval in no way shape or form > requires attachment. How exactly to you show compliance with the > dimensions for groove depth and width, thread specs, etc? 'Cuz you know to > an extent there is slop in these and they hold at least for a while outside > specs. Do ya'll hang gauge templates to every fitting to show compliance? > Do you hang a weld x-ray on each weld? 'Cuz you know there are > requirements that can't be readily seen if they are in compliance. Do you > hang the ball peen hammer next to the 'fixed' dripping welds that > occasionally occur? > > Every seen the weld scraping from the factory produced pipe get dropped > and adhered to the inside of the next pipe in the formation line? Now if I > knock them loose I can show they were removed by attaching. Wonder how you > show compliance if they didn't occur in the first place? > > My real point in my ramblings is there comes a place where we have to > trust all involved did their job right. Do things get left in the pipe > occasionally? Sure do, but we need to tackle keeping the valve open before > we get into the minutia of the other possible failures which all together > don't add up to a lot of failures. > > Chris Cahill, PE* > Associate Fire Protection Engineer > Burns & McDonnell > Phone: 952.656.3652 > Fax: 952.229.2923 > [email protected] > www.burnsmcd.com > *Registered in: MN > > > Proud to be #14 on FORTUNE's 2014 List of 100 Best Companies to Work For > > > -----Original Message----- > From: Sprinklerforum [mailto: > [email protected]] On Behalf Of Kenneth > Berman > Sent: Wednesday, February 18, 2015 6:32 PM > To: [email protected] > Subject: Re: Mech Tee Installation > > attaching the coupon shows compliance with retrieval requirement. 2007 13- > 6.5.5.2(2) Might as well hang it there, it's just trash. > > On Wed, Feb 18, 2015 at 5:26 PM, John Denhardt < > [email protected] > > wrote: > > > No reference in NFPA 13 that I'm aware. Usually see the requirement > > in a specification. You might want to look at a manufacturer's > > installation instruction sheet that is part of the listing for the > device. > > > > John > > > > -----Original Message----- > > From: Sprinklerforum [mailto: > > [email protected]] On Behalf Of JD Gamble > > Sent: Wednesday, February 18, 2015 6:08 PM > > To: [email protected] > > Subject: Mech Tee Installation > > > > Does anyone know the actual Code for requiring the attachment of a > > drill out to a Mech Tee? > > > > > > > > I know its good practice, but does anyone know the actual code, or is > > there one? > > > > > > > > > > > > > > > > Life Safety Solutions of Sheridan > > > > JD Gamble > > > > [email protected] <mailto:[email protected]> > > > > (307) 763-3361 > > > > > > > > > > > > --- > > This email has been checked for viruses by Avast antivirus software. > > http://www.avast.com > > _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > > er.org _______________________________________________ > > Sprinklerforum mailing list > > [email protected] > > > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkl > > er.org > > > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > _______________________________________________ > Sprinklerforum mailing list > [email protected] > > http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org > -- Ron Greenman Instructor Fire Protection Engineering Technology Bates Technical College 1101 So. Yakima Ave. Tacoma, WA 98405 [email protected] http://www.bates.ctc.edu/fireprotection/ 253.680.7346 253.576.9700 (cell) Member: ASEE, SFPE, ASCET, NFPA, AFSA, NFSA, AFAA, NIBS, WSAFM, WFC, WFSC They are happy men whose natures sort with their vocations. -Francis Bacon, essayist, philosopher, and statesman (1561-1626) A problem well stated is a problem half solved. -Charles F. Kettering, inventor and engineer (1876-1958) _______________________________________________ Sprinklerforum mailing list [email protected] http://lists.firesprinkler.org/listinfo.cgi/sprinklerforum-firesprinkler.org
